Re: [Mingw-users] fseek with SEEK_SET

[Oscar F. <of...@wa...>]

ml...@mu... writes:

> when fseek is called, for example, like this:
>
> file_pointer=fopen(filename,"ab");
> fseek(file_pointer,4,SEEK_SET);
>
> it actually seeks to the end of the file instead of the 4th byte.
> Is this a known problem under Windows ?

I guess the problem is this: the 'a' mode value is for *appending*
data. The C RTL just *keeps* the file pointer at the end. 

Have you checked the fseek return value?

> Because compiled with DJGPP it works as expected.

Please correct me if I'm wrong, but DJGPP is the one that seems wrong
here.

A look at the C standard should clarify things, but it's too late
here.

> I'm using MinGW 2.0.0.3, Runtime 3.0 and GCC 3.2.3-20030504-1

-- 
Oscar